diff options
Diffstat (limited to 'VA/baselines/cpu')
| -rw-r--r-- | VA/baselines/cpu/Makefile | 3 | ||||
| -rw-r--r-- | VA/baselines/cpu/app_baseline.c | 83 |
2 files changed, 81 insertions, 5 deletions
diff --git a/VA/baselines/cpu/Makefile b/VA/baselines/cpu/Makefile index 117ef19..76a82e1 100644 --- a/VA/baselines/cpu/Makefile +++ b/VA/baselines/cpu/Makefile @@ -1,4 +1,5 @@ NUMA ?= 0 +NUMA_MEMCPY ?= 0 FLAGS = ifeq (${NUMA}, 1) @@ -11,7 +12,7 @@ all: va TYPE ?= int32_t va: app_baseline.c - gcc -Wall -Wextra -pedantic -march=native -O2 -o va -fopenmp -DNUMA=${NUMA} -DT=${TYPE} app_baseline.c ${FLAGS} + gcc -Wall -Wextra -pedantic -march=native -O2 -o va -fopenmp -DNUMA=${NUMA} -DNUMA_MEMCPY=${NUMA_MEMCPY} -DT=${TYPE} app_baseline.c ${FLAGS} va_O0: app_baseline.c gcc -o va_O0 -fopenmp app_baseline.c diff --git a/VA/baselines/cpu/app_baseline.c b/VA/baselines/cpu/app_baseline.c index 7f9d3f4..84f1486 100644 --- a/VA/baselines/cpu/app_baseline.c +++ b/VA/baselines/cpu/app_baseline.c @@ -38,6 +38,12 @@ static T *A; static T *B; static T *C; +#if NUMA_MEMCPY +int numa_node_in_is_local = 0; +static T *A_local; +static T *B_local; +#endif + /** * @brief compute output in the host */ @@ -45,7 +51,11 @@ static void vector_addition_host(unsigned int nr_elements, int t) { omp_set_num_threads(t); #pragma omp parallel for for (int i = 0; i < nr_elements; i++) { +#if NUMA_MEMCPY + C[i] = A_local[i] + B_local[i]; +#else C[i] = A[i] + B[i]; +#endif } } @@ -61,6 +71,9 @@ typedef struct Params { struct bitmask* bitmask_out; int numa_node_cpu; #endif +#if NUMA_MEMCPY + struct bitmask* bitmask_cpu; +#endif }Params; void usage() { @@ -89,7 +102,10 @@ struct Params input_params(int argc, char **argv) { #if NUMA p.bitmask_in = NULL; p.bitmask_out = NULL; - p.numa_node_cpu = -1; + p.numa_node_cpu = -1; +#endif +#if NUMA_MEMCPY + p.bitmask_cpu = NULL; #endif int opt; @@ -107,8 +123,13 @@ struct Params input_params(int argc, char **argv) { #if NUMA case 'a': p.bitmask_in = numa_parse_nodestring(optarg); break; case 'b': p.bitmask_out = numa_parse_nodestring(optarg); break; +#if NUMA_MEMCPY + case 'c': p.numa_node_cpu = atoi(optarg); + p.bitmask_cpu = numa_parse_nodestring(optarg); break; +#else case 'c': p.numa_node_cpu = atoi(optarg); break; -#endif +#endif // NUMA_MEMCPY +#endif // NUMA default: fprintf(stderr, "\nUnrecognized option!\n"); usage(); @@ -165,11 +186,18 @@ int main(int argc, char **argv) { } #if NUMA +#if NUMA_MEMCPY + if (p.bitmask_cpu) { + numa_set_membind(p.bitmask_cpu); + numa_free_nodemask(p.bitmask_cpu); + } +#else struct bitmask *bitmask_all = numa_allocate_nodemask(); numa_bitmask_setall(bitmask_all); numa_set_membind(bitmask_all); numa_free_nodemask(bitmask_all); -#endif +#endif // NUMA_MEMCPY +#endif // NUMA #if NUMA mp_pages[0] = A; @@ -203,19 +231,64 @@ int main(int argc, char **argv) { } #endif +#if NUMA_MEMCPY + numa_node_in_is_local = ((numa_node_cpu == numa_node_in) || (numa_node_cpu + 8 == numa_node_in)) * 1; +#endif + Timer timer; for(int rep = 0; rep < p.n_warmup + p.n_reps; rep++) { + +#if NUMA_MEMCPY + start(&timer, 1, 0); + if (!numa_node_in_is_local) { + A_local = (T*) numa_alloc(input_size * sizeof(T)); + B_local = (T*) numa_alloc(input_size * sizeof(T)); + } + stop(&timer, 1); + start(&timer, 2, 0); + if (!numa_node_in_is_local) { + memcpy(A_local, A, input_size * sizeof(T)); + memcpy(B_local, B, input_size * sizeof(T)); + } else { + A_local = A; + B_local = B; + } + stop(&timer, 2); +#endif + start(&timer, 0, 0); vector_addition_host(input_size, p.n_threads); stop(&timer, 0); +#if NUMA_MEMCPY + start(&timer, 3, 0); + if (!numa_node_in_is_local) { + numa_free(A_local, input_size * sizeof(T)); + numa_free(B_local, input_size * sizeof(T)); + } + stop(&timer, 3); +#endif + unsigned int nr_threads = 0; #pragma omp parallel #pragma omp atomic nr_threads++; if (rep >= p.n_warmup) { +#if NUMA_MEMCPY + printf("[::] VA-CPU-MEMCPY | n_threads=%d e_type=%s n_elements=%d" + " numa_node_in=%d numa_node_out=%d numa_node_cpu=%d numa_distance_in_cpu=%d numa_distance_cpu_out=%d" + " | throughput_MBps=%f", + nr_threads, XSTR(T), input_size, + numa_node_in, numa_node_out, numa_node_cpu, numa_distance(numa_node_in, numa_node_cpu), numa_distance(numa_node_cpu, numa_node_out), + input_size * 3 * sizeof(T) / timer.time[0]); + printf(" throughput_MOpps=%f", + input_size / timer.time[0]); + printf(" latency_kernel_us=%f latency_alloc_us=%f latency_memcpy_us=%f latency_free_us=%f latency_total_us=%f\n", + timer.time[0], timer.time[1], timer.time[2], timer.time[3], + timer.time[0] + timer.time[1] + timer.time[2] + timer.time[3]); +#else printf("[::] VA-CPU | n_threads=%d e_type=%s n_elements=%d" #if NUMA " numa_node_in=%d numa_node_out=%d numa_node_cpu=%d numa_distance_in_cpu=%d numa_distance_cpu_out=%d" @@ -228,7 +301,9 @@ int main(int argc, char **argv) { input_size * 3 * sizeof(T) / timer.time[0]); printf(" throughput_MOpps=%f", input_size / timer.time[0]); - printall(&timer, 0); + printf(" latency_us=%f\n", + timer.time[0]); +#endif // NUMA_MEMCPY } } |